package me.zk.practice1.demo;

import java.util.LinkedHashMap;

/**
 * @author zhangkai
 * @date 2023/7/22 09:28
 */
public class LinkedHashMapDemo {
    public static void main(String[] args) {
        LinkedHashMap<String,Object> map = new LinkedHashMap<>();
        map.put("qw",1);
        map.remove("");
    }
}
